Bump express from 4.19.2 to 4.20.0 in /producer

Bumps [express](https://github.com/expressjs/express) from 4.19.2 to 4.20.0.
- [Release notes](https://github.com/expressjs/express/releases)
- [Changelog](https://github.com/expressjs/express/blob/master/History.md)
- [Commits](expressjs/express@4.19.2...4.20.0)

---
updated-dependencies:
- dependency-name: express
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

producer/package.json

@@ -1,7 +1,7 @@
 {
 	"dependencies": {
 		"cors": "^2.8.5",
-		"express": "^4.19.2",
+		"express": "^4.20.0",
 		"ioredis": "^5.4.1",
 		"redis": "^4.6.14",
 		"remove": "^0.1.5"